Log into your Arc Games account or sign up for a free Arc Games account via the link at the top and then download the Arc Client and Neverwinter Game.

Launch the Arc Games client and log into your account.

Navigate to the Neverwinter splash page in Arc via the Games menu and click the Redeem Code button. If you have not yet installed Neverwinter, you can install the game from here.

Launch the Neverwinter game and complete the Tutorial. Once you are finished with the tutorial and able to roam around town, visit the Rewards Claim Agent in Protector's Enclave to claim your Enthusiast Pack items.